plaque - definition and synonyms

noun 

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/plæk/

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/plɑːk/
singularplaque
pluralplaques
  1. 1
    [countable] a flat piece of metal or stone that is hung on a wall or building for decoration, or to give information
  2. 2
    [uncountable] medical a substance that forms on your teeth and in which bacteria can grow and damage your teeth
     Synonyms and related words